Home / 186,032.08-279,041.88-80,851.04

Finding the Fourth Proportional to 186,032.08, 279,041.88 and 80,851.04

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Solution

The fourth proportional to 186,032.08, 279,041.88 and 80,851.04 is: 121,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,032.08 : 279,041.88 = 80,851.04 : x
  2. Step 2: Convert to fraction form
    186,032.08/279,041.88 = 80,851.04/x
  3. Step 3: Cross multiply
    186,032.08x = 279,041.88 × 80,851.04
  4. Step 4: Simplify right side
    186,032.08x = 22,560,826,201.56
  5. Step 5: Solve for x
    x = 22,560,826,201.56/186,032.08
  6. Step 6: Final answer
    x = 121,273.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.